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A Wal-Mart cart is seen in August 2015 in Miami. (Joe Raedle/Getty Images)This article is more than 2 years old.

According to the Wall Street Journal, people in their 20s and 30s are not shopping at grocery stores the way previous generations have, instead turning to online grocery services and restaurants.

But The Atlantic's Derek Thompson crunched the numbers to find out that the turn away from grocery stores is not unique to young adults. Here & Now's Jeremy Hobson speaks with Thompson about what this means for the future of how food is bought and sold.